Answer:
4+6a^2/9a^2 or a=0
Step-by-step explanation:
=(4/9a^2)+(3a^2x2)/3a^2x3
=(4/9a^2)+(6a^2/9a^2)
=4+6a^2/9a^2
9a^2=0
a^2=0
a=0
pabrainliest salamat
